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<a href="#pub-methods">Public Member Functions</a> &#124;
<a href="#pro-methods">Protected Member Functions</a> &#124;
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<div class="title">b2WeldJoint Class Reference</div>  </div>
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<p><code>#include &lt;<a class="el" href="b2_weld_joint_8h_source.html">b2WeldJoint.h</a>&gt;</code></p>

<p>Inherits <a class="el" href="classb2_joint.html">b2Joint</a>.</p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a8550de74e174a08856bc4bc7a4853429"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a8550de74e174a08856bc4bc7a4853429"></a>
<a class="el" href="structb2_vec2.html">b2Vec2</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_weld_joint.html#a8550de74e174a08856bc4bc7a4853429">GetAnchorA</a> () const </td></tr>
<tr class="memdesc:a8550de74e174a08856bc4bc7a4853429"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the anchor point on bodyA in world coordinates. <br/></td></tr>
<tr class="separator:a8550de74e174a08856bc4bc7a4853429"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a2030794df9b2a3111bcf7a1eb0593960"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a2030794df9b2a3111bcf7a1eb0593960"></a>
<a class="el" href="structb2_vec2.html">b2Vec2</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_weld_joint.html#a2030794df9b2a3111bcf7a1eb0593960">GetAnchorB</a> () const </td></tr>
<tr class="memdesc:a2030794df9b2a3111bcf7a1eb0593960"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the anchor point on bodyB in world coordinates. <br/></td></tr>
<tr class="separator:a2030794df9b2a3111bcf7a1eb0593960"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a2ca6323d03b9fd4b591a0bfadddc25a8"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a2ca6323d03b9fd4b591a0bfadddc25a8"></a>
<a class="el" href="structb2_vec2.html">b2Vec2</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_weld_joint.html#a2ca6323d03b9fd4b591a0bfadddc25a8">GetReactionForce</a> (float32 inv_dt) const </td></tr>
<tr class="memdesc:a2ca6323d03b9fd4b591a0bfadddc25a8"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the reaction force on bodyB at the joint anchor in Newtons. <br/></td></tr>
<tr class="separator:a2ca6323d03b9fd4b591a0bfadddc25a8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7199b5cce47b29624b4b231d78af71a3"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a7199b5cce47b29624b4b231d78af71a3"></a>
float32&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_weld_joint.html#a7199b5cce47b29624b4b231d78af71a3">GetReactionTorque</a> (float32 inv_dt) const </td></tr>
<tr class="memdesc:a7199b5cce47b29624b4b231d78af71a3"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the reaction torque on bodyB in N*m. <br/></td></tr>
<tr class="separator:a7199b5cce47b29624b4b231d78af71a3"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aaef4f238fb5badf1112321ba878e8b06"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aaef4f238fb5badf1112321ba878e8b06"></a>
const <a class="el" href="structb2_vec2.html">b2Vec2</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_weld_joint.html#aaef4f238fb5badf1112321ba878e8b06">GetLocalAnchorA</a> () const </td></tr>
<tr class="memdesc:aaef4f238fb5badf1112321ba878e8b06"><td class="mdescLeft">&#160;</td><td class="mdescRight">The local anchor point relative to bodyA's origin. <br/></td></tr>
<tr class="separator:aaef4f238fb5badf1112321ba878e8b06"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7fdc0c047dc04bbc8c5ca67011be071c"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a7fdc0c047dc04bbc8c5ca67011be071c"></a>
const <a class="el" href="structb2_vec2.html">b2Vec2</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_weld_joint.html#a7fdc0c047dc04bbc8c5ca67011be071c">GetLocalAnchorB</a> () const </td></tr>
<tr class="memdesc:a7fdc0c047dc04bbc8c5ca67011be071c"><td class="mdescLeft">&#160;</td><td class="mdescRight">The local anchor point relative to bodyB's origin. <br/></td></tr>
<tr class="separator:a7fdc0c047dc04bbc8c5ca67011be071c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a0d347bf22be13aa8a96f615e230b095a"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a0d347bf22be13aa8a96f615e230b095a"></a>
float32&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_weld_joint.html#a0d347bf22be13aa8a96f615e230b095a">GetReferenceAngle</a> () const </td></tr>
<tr class="memdesc:a0d347bf22be13aa8a96f615e230b095a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the reference angle. <br/></td></tr>
<tr class="separator:a0d347bf22be13aa8a96f615e230b095a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a0796404379b7562f1af557729085c447"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a0796404379b7562f1af557729085c447"></a>
void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_weld_joint.html#a0796404379b7562f1af557729085c447">SetFrequency</a> (float32 hz)</td></tr>
<tr class="memdesc:a0796404379b7562f1af557729085c447"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set/get frequency in Hz. <br/></td></tr>
<tr class="separator:a0796404379b7562f1af557729085c447"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aca7b913d9d780a8fbd8c47f9fef04b7c"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aca7b913d9d780a8fbd8c47f9fef04b7c"></a>
float32&#160;</td><td class="memItemRight" valign="bottom"><b>GetFrequency</b> () const </td></tr>
<tr class="separator:aca7b913d9d780a8fbd8c47f9fef04b7c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aea79865e590edba09eff9d2243689967"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aea79865e590edba09eff9d2243689967"></a>
void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_weld_joint.html#aea79865e590edba09eff9d2243689967">SetDampingRatio</a> (float32 ratio)</td></tr>
<tr class="memdesc:aea79865e590edba09eff9d2243689967"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set/get damping ratio. <br/></td></tr>
<tr class="separator:aea79865e590edba09eff9d2243689967"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a99f69fbebb982382819f2955819196d7"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a99f69fbebb982382819f2955819196d7"></a>
float32&#160;</td><td class="memItemRight" valign="bottom"><b>GetDampingRatio</b> () const </td></tr>
<tr class="separator:a99f69fbebb982382819f2955819196d7"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a2fd073c5e6264e98592240308a006981"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a2fd073c5e6264e98592240308a006981"></a>
void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_weld_joint.html#a2fd073c5e6264e98592240308a006981">Dump</a> ()</td></tr>
<tr class="memdesc:a2fd073c5e6264e98592240308a006981"><td class="mdescLeft">&#160;</td><td class="mdescRight">Dump to b2Log. <br/></td></tr>
<tr class="separator:a2fd073c5e6264e98592240308a006981"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="inherit_header pub_methods_classb2_joint"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classb2_joint')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classb2_joint.html">b2Joint</a></td></tr>
<tr class="memitem:a37a2ca3f0d41c6903d2cc73757f02be2 inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a37a2ca3f0d41c6903d2cc73757f02be2"></a>
b2JointType&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_joint.html#a37a2ca3f0d41c6903d2cc73757f02be2">GetType</a> () const </td></tr>
<tr class="memdesc:a37a2ca3f0d41c6903d2cc73757f02be2 inherit pub_methods_classb2_joint"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the type of the concrete joint. <br/></td></tr>
<tr class="separator:a37a2ca3f0d41c6903d2cc73757f02be2 inherit pub_methods_classb2_joint"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a2ed5eca3dbdce48665c14452b280613f inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a2ed5eca3dbdce48665c14452b280613f"></a>
<a class="el" href="classb2_body.html">b2Body</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_joint.html#a2ed5eca3dbdce48665c14452b280613f">GetBodyA</a> ()</td></tr>
<tr class="memdesc:a2ed5eca3dbdce48665c14452b280613f inherit pub_methods_classb2_joint"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the first body attached to this joint. <br/></td></tr>
<tr class="separator:a2ed5eca3dbdce48665c14452b280613f inherit pub_methods_classb2_joint"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a700b3d4c87f34f456151b9598e4641a0 inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a700b3d4c87f34f456151b9598e4641a0"></a>
<a class="el" href="classb2_body.html">b2Body</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_joint.html#a700b3d4c87f34f456151b9598e4641a0">GetBodyB</a> ()</td></tr>
<tr class="memdesc:a700b3d4c87f34f456151b9598e4641a0 inherit pub_methods_classb2_joint"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the second body attached to this joint. <br/></td></tr>
<tr class="separator:a700b3d4c87f34f456151b9598e4641a0 inherit pub_methods_classb2_joint"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1a0e2137b631010750c728cb4e276e5d inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a1a0e2137b631010750c728cb4e276e5d"></a>
<a class="el" href="classb2_joint.html">b2Joint</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_joint.html#a1a0e2137b631010750c728cb4e276e5d">GetNext</a> ()</td></tr>
<tr class="memdesc:a1a0e2137b631010750c728cb4e276e5d inherit pub_methods_classb2_joint"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the next joint the world joint list. <br/></td></tr>
<tr class="separator:a1a0e2137b631010750c728cb4e276e5d inherit pub_methods_classb2_joint"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1ac83edb39806085608c9d549dd98550 inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a1ac83edb39806085608c9d549dd98550"></a>
const <a class="el" href="classb2_joint.html">b2Joint</a> *&#160;</td><td class="memItemRight" valign="bottom"><b>GetNext</b> () const </td></tr>
<tr class="separator:a1ac83edb39806085608c9d549dd98550 inherit pub_methods_classb2_joint"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a505ab02c234f1cc20aa3375f3ab7b587 inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a505ab02c234f1cc20aa3375f3ab7b587"></a>
void *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_joint.html#a505ab02c234f1cc20aa3375f3ab7b587">GetUserData</a> () const </td></tr>
<tr class="memdesc:a505ab02c234f1cc20aa3375f3ab7b587 inherit pub_methods_classb2_joint"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the user data pointer. <br/></td></tr>
<tr class="separator:a505ab02c234f1cc20aa3375f3ab7b587 inherit pub_methods_classb2_joint"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a492f2d02496437572aaec6013ebdc1c8 inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a492f2d02496437572aaec6013ebdc1c8"></a>
void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_joint.html#a492f2d02496437572aaec6013ebdc1c8">SetUserData</a> (void *data)</td></tr>
<tr class="memdesc:a492f2d02496437572aaec6013ebdc1c8 inherit pub_methods_classb2_joint"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set the user data pointer. <br/></td></tr>
<tr class="separator:a492f2d02496437572aaec6013ebdc1c8 inherit pub_methods_classb2_joint"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a825d3a6abb32014f31fd622f2bfc0363 inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a825d3a6abb32014f31fd622f2bfc0363"></a>
bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_joint.html#a825d3a6abb32014f31fd622f2bfc0363">IsActive</a> () const </td></tr>
<tr class="memdesc:a825d3a6abb32014f31fd622f2bfc0363 inherit pub_methods_classb2_joint"><td class="mdescLeft">&#160;</td><td class="mdescRight">Short-cut function to determine if either body is inactive. <br/></td></tr>
<tr class="separator:a825d3a6abb32014f31fd622f2bfc0363 inherit pub_methods_classb2_joint"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a09c6bdfa5842522ba381bac8dd559f4d inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_joint.html#a09c6bdfa5842522ba381bac8dd559f4d">GetCollideConnected</a> () const </td></tr>
<tr class="separator:a09c6bdfa5842522ba381bac8dd559f4d inherit pub_methods_classb2_joint"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7804f649e993dc0fd9ae47fde5601f90 inherit pub_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a7804f649e993dc0fd9ae47fde5601f90"></a>
virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classb2_joint.html#a7804f649e993dc0fd9ae47fde5601f90">ShiftOrigin</a> (const <a class="el" href="structb2_vec2.html">b2Vec2</a> &amp;newOrigin)</td></tr>
<tr class="memdesc:a7804f649e993dc0fd9ae47fde5601f90 inherit pub_methods_classb2_joint"><td class="mdescLeft">&#160;</td><td class="mdescRight">Shift the origin for any points stored in world coordinates. <br/></td></tr>
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</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pro-methods"></a>
Protected Member Functions</h2></td></tr>
<tr class="memitem:a84dbb52e983d9039eab6ad64ae62d8eb"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a84dbb52e983d9039eab6ad64ae62d8eb"></a>
&#160;</td><td class="memItemRight" valign="bottom"><b>b2WeldJoint</b> (const <a class="el" href="structb2_weld_joint_def.html">b2WeldJointDef</a> *def)</td></tr>
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void&#160;</td><td class="memItemRight" valign="bottom"><b>InitVelocityConstraints</b> (const <a class="el" href="structb2_solver_data.html">b2SolverData</a> &amp;data)</td></tr>
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Friends</h2></td></tr>
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class&#160;</td><td class="memItemRight" valign="bottom"><b>b2Joint</b></td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="inherited"></a>
Additional Inherited Members</h2></td></tr>
<tr class="inherit_header pro_static_methods_classb2_joint"><td colspan="2" onclick="javascript:toggleInherit('pro_static_methods_classb2_joint')"><img src="closed.png" alt="-"/>&#160;Static Protected Member Functions inherited from <a class="el" href="classb2_joint.html">b2Joint</a></td></tr>
<tr class="memitem:a2e500c93107d0bf6b0a21654528faeab inherit pro_static_methods_classb2_joint"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a2e500c93107d0bf6b0a21654528faeab"></a>
static <a class="el" href="classb2_joint.html">b2Joint</a> *&#160;</td><td class="memItemRight" valign="bottom"><b>Create</b> (const <a class="el" href="structb2_joint_def.html">b2JointDef</a> *def, <a class="el" href="classb2_block_allocator.html">b2BlockAllocator</a> *allocator)</td></tr>
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static void&#160;</td><td class="memItemRight" valign="bottom"><b>Destroy</b> (<a class="el" href="classb2_joint.html">b2Joint</a> *joint, <a class="el" href="classb2_block_allocator.html">b2BlockAllocator</a> *allocator)</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>A weld joint essentially glues two bodies together. A weld joint may distort somewhat because the island constraint solver is approximate. </p>
</div><hr/>The documentation for this class was generated from the following files:<ul>
<li><a class="el" href="b2_weld_joint_8h_source.html">b2WeldJoint.h</a></li>
<li>b2WeldJoint.cpp</li>
</ul>
</div><!-- contents -->
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